Home / 77,256,419.30-115,884,628.95-23,403,731.30

Finding the Fourth Proportional to 77,256,419.30, 115,884,628.95 and 23,403,731.30

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Solution

The fourth proportional to 77,256,419.30, 115,884,628.95 and 23,403,731.30 is: 35,105,596.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,256,419.30 : 115,884,628.95 = 23,403,731.30 : x
  2. Step 2: Convert to fraction form
    77,256,419.30/115,884,628.95 = 23,403,731.30/x
  3. Step 3: Cross multiply
    77,256,419.30x = 115,884,628.95 × 23,403,731.30
  4. Step 4: Simplify right side
    77,256,419.30x = 2,712,132,717,746,001.50
  5. Step 5: Solve for x
    x = 2,712,132,717,746,001.50/77,256,419.30
  6. Step 6: Final answer
    x = 35,105,596.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.